Expandable spinal fusion cage



1. Expandable spinal fusion cage

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Left

1.5 : Right

1.6 : Top

1.7 : Bottom

1.8 : Reference view of state of use

1.9 : Reference view of state of use

1.10 : Cross-sectional reference view showing the state of use taken in the direction of line A-A of Fig. 1.2

1.11 : Cross-sectional enlarged reference view showing the state of use taken from the broken line circle of Fig. 1.10

In the reproductions, the evenly-spaced broken lines show portions of an expandable spinal fusion cage that form no part of the claim; the dash-dot-dash lines represent boundaries of the claimed design that form no part thereof. 

CLAIM The ornamental design for an expandable spinal fusion cage, as shown and described. 